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Add night mode theme with dark palette, stars, and moon #148

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Add night mode theme with dark palette, stars, and moon #148

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233 changes: 221 additions & 12 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,23 @@
--faint: #d9d9d9;
--paper: #fbfbfa;
--panel: rgba(255, 255, 255, 0.72);
--panel-hover: #fff;
--accent: #111;
--steam: #c9c9c7;
--skyline: rgba(21, 21, 21, 0.07);
}

body.night {
color-scheme: dark;
--ink: #f2f5ff;
--muted: #aeb8cf;
--faint: rgba(255, 255, 255, 0.22);
--paper: #07101f;
--panel: rgba(10, 21, 39, 0.74);
--panel-hover: rgba(18, 34, 61, 0.92);
--accent: #dce8ff;
--steam: #6f7e99;
--skyline: rgba(0, 0, 0, 0.28);
}

* {
Expand All @@ -48,6 +64,9 @@
Arial,
sans-serif;
font-feature-settings: "kern";
transition:
background 280ms ease,
color 280ms ease;
}

main {
Expand Down Expand Up @@ -77,6 +96,125 @@
opacity: 0;
}

.night-details {
position: fixed;
inset: 0;
z-index: 0;
overflow: hidden;
opacity: 0;
pointer-events: none;
transition: opacity 280ms ease;
}

body.night .night-details {
opacity: 1;
}

.moon {
position: absolute;
top: clamp(34px, 8vh, 82px);
right: clamp(70px, 14vw, 180px);
width: clamp(42px, 7vw, 72px);
aspect-ratio: 1;
border-radius: 50%;
background: #f3e9b3;
box-shadow: 0 0 28px rgba(243, 233, 179, 0.36);
}

.moon::after {
content: "";
position: absolute;
top: -6%;
left: 24%;
width: 100%;
height: 100%;
border-radius: inherit;
background: var(--paper);
}

.star {
position: absolute;
width: 3px;
height: 3px;
border-radius: 50%;
background: rgba(235, 241, 255, 0.92);
box-shadow: 0 0 8px rgba(235, 241, 255, 0.58);
}

.star:nth-child(2) {
top: 18%;
left: 12%;
}

.star:nth-child(3) {
top: 11%;
left: 34%;
width: 2px;
height: 2px;
}

.star:nth-child(4) {
top: 28%;
left: 74%;
}

.star:nth-child(5) {
top: 42%;
left: 22%;
width: 2px;
height: 2px;
}

.star:nth-child(6) {
top: 36%;
left: 88%;
}

.star:nth-child(7) {
top: 15%;
left: 58%;
width: 2px;
height: 2px;
}

.skyline {
position: absolute;
right: 0;
bottom: 0;
left: 0;
height: 18vh;
min-height: 116px;
background:
linear-gradient(90deg, transparent 12px, rgba(255, 214, 118, 0.65) 12px 17px, transparent 17px 40px) 0 38% / 72px 36px repeat-x,
linear-gradient(to top, var(--skyline), var(--skyline));
clip-path: polygon(
0 46%,
7% 46%,
7% 24%,
15% 24%,
15% 38%,
24% 38%,
24% 14%,
34% 14%,
34% 48%,
44% 48%,
44% 30%,
54% 30%,
54% 42%,
64% 42%,
64% 20%,
74% 20%,
74% 48%,
84% 48%,
84% 28%,
94% 28%,
94% 42%,
100% 42%,
100% 100%,
0 100%
);
}

.hero-inner {
display: grid;
gap: 18px;
Expand Down Expand Up @@ -127,18 +265,24 @@
.steam {
position: fixed;
z-index: 0;
color: #c9c9c7;
color: var(--steam);
font-size: 18px;
pointer-events: none;
animation: puff 1400ms ease-out forwards;
will-change: transform, opacity;
}

.mute-toggle {
.controls {
position: fixed;
top: 16px;
right: 16px;
z-index: 10;
display: flex;
gap: 8px;
}

.theme-toggle,
.mute-toggle {
display: inline-flex;
width: 38px;
height: 38px;
Expand All @@ -157,12 +301,14 @@
transform 150ms ease;
}

.theme-toggle:hover,
.mute-toggle:hover {
background: #fff;
background: var(--panel-hover);
border-color: #b8b8b8;
transform: translateY(-1px);
}

.theme-toggle:focus-visible,
.mute-toggle:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 3px;
Expand Down Expand Up @@ -266,22 +412,45 @@
</head>
<body>
<main id="dispatcher">
<div class="night-details" aria-hidden="true">
<span class="moon"></span>
<span class="star"></span>
<span class="star"></span>
<span class="star"></span>
<span class="star"></span>
<span class="star"></span>
<span class="star"></span>
<span class="skyline"></span>
</div>

<div class="hero" id="hero">
<div class="hero-inner">
<span class="train-emoji" role="img" aria-label="train">🚂</span>
<span class="tagline">Click anywhere to dispatch a train.</span>
</div>
</div>

<button
class="mute-toggle"
id="mute"
type="button"
aria-label="Mute"
aria-pressed="false"
>
🔊
</button>
<div class="controls">
<button
class="theme-toggle"
id="theme"
type="button"
aria-label="Turn on night mode"
aria-pressed="false"
>
🌙
</button>

<button
class="mute-toggle"
id="mute"
type="button"
aria-label="Mute"
aria-pressed="false"
>
🔊
</button>
</div>

<div class="counter" id="counter" aria-live="polite">0 trains dispatched</div>
</main>
Expand All @@ -297,8 +466,11 @@

const dispatcher = document.querySelector("#dispatcher");
const hero = document.querySelector("#hero");
const themeButton = document.querySelector("#theme");
const muteButton = document.querySelector("#mute");
const counter = document.querySelector("#counter");
const themeMeta = document.querySelector('meta[name="theme-color"]');
const systemTheme = window.matchMedia("(prefers-color-scheme: dark)");
const choo = new Audio("./public/choo-choo.mp3");
choo.preload = "auto";

Expand All @@ -308,6 +480,10 @@
let lastLane = -1;
let lastDirection = "rtl";
let muted = localStorage.getItem("wtc:muted") === "1";
let themePreference = localStorage.getItem("wtc:theme");
let nightMode =
themePreference === "night" ||
(themePreference === null && systemTheme.matches);

function pick(items) {
return items[Math.floor(Math.random() * items.length)];
Expand All @@ -320,6 +496,30 @@
localStorage.setItem("wtc:muted", muted ? "1" : "0");
}

function syncThemeButton() {
document.body.classList.toggle("night", nightMode);
themeButton.textContent = nightMode ? "☀️" : "🌙";
themeButton.setAttribute(
"aria-label",
nightMode ? "Turn off night mode" : "Turn on night mode",
);
themeButton.setAttribute("aria-pressed", String(nightMode));
themeMeta.setAttribute("content", nightMode ? "#07101f" : "#ffffff");
}

function setThemePreference(value) {
themePreference = value;
nightMode = value === "night";
localStorage.setItem("wtc:theme", value);
syncThemeButton();
}

function syncSystemTheme() {
if (themePreference !== null) return;
nightMode = systemTheme.matches;
syncThemeButton();
}

function updateCounter() {
const noun = count === 1 ? "train" : "trains";
counter.textContent = `${count} ${noun} dispatched`;
Expand Down Expand Up @@ -398,6 +598,11 @@
}

dispatcher.addEventListener("click", dispatchTrain);
themeButton.addEventListener("click", (event) => {
event.stopPropagation();
setThemePreference(nightMode ? "day" : "night");
});

muteButton.addEventListener("click", (event) => {
event.stopPropagation();
muted = !muted;
Expand All @@ -408,12 +613,16 @@
if (event.code === "Space" || event.code === "Enter") {
event.preventDefault();
dispatchTrain();
} else if (event.key === "n" || event.key === "N") {
setThemePreference(nightMode ? "day" : "night");
} else if (event.key === "m" || event.key === "M") {
muted = !muted;
syncMuteButton();
}
});

systemTheme.addEventListener("change", syncSystemTheme);
syncThemeButton();
syncMuteButton();
updateCounter();
</script>
Expand Down